31941250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:157

約数の個数: 80

約数和(自身を含む): 68827968

約数和(自身を除く): 36886718

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 101, 110, 115, 125, 202, 230, 250, 253, 275, 505, 506, 550, 575, 625, 1010, 1111, 1150, 1250, 1265, 1375, 2222, 2323, 2525, 2530, 2750, 2875, 4646, 5050, 5555, 5750, 6325, 6875, 11110, 11615, 12625, 12650, 13750, 14375, 23230, 25250, 25553, 27775, 28750, 31625, 51106, 55550, 58075, 63125, 63250, 116150, 126250, 127765, 138875, 158125, 255530, 277750, 290375, 316250, 580750, 638825, 694375, 1277650, 1388750, 1451875, 2903750, 3194125, 6388250, 15970625, 31941250]

約数ペア:

[(1, 31941250), (2, 15970625), (5, 6388250), (10, 3194125), (11, 2903750), (22, 1451875), (23, 1388750), (25, 1277650), (46, 694375), (50, 638825), (55, 580750), (101, 316250), (110, 290375), (115, 277750), (125, 255530), (202, 158125), (230, 138875), (250, 127765), (253, 126250), (275, 116150), (505, 63250), (506, 63125), (550, 58075), (575, 55550), (625, 51106), (1010, 31625), (1111, 28750), (1150, 27775), (1250, 25553), (1265, 25250), (1375, 23230), (2222, 14375), (2323, 13750), (2525, 12650), (2530, 12625), (2750, 11615), (2875, 11110), (4646, 6875), (5050, 6325), (5555, 5750)]